Hertfordshire and NW London boroughs (comprising Hertfordshire and London boroughs of Barnet, Enfield, Harrow and Hillingdon) mineral resources : mineral resource information in support of national, regional and local planning

Benham, A.J.; Morigi, A.N.; Bloodworth, A.J.; Cameron, D.G.; Evans, D.J.; Lott, G.K.; Highley, D.E.

NORA

Hertfordshire and NW London boroughs (comprising Hertfordshire and London boroughs of Barnet, Enfield, Harrow and Hillingdon) mineral resources : mineral resource information in support of national, regional and local planning

Benham, A.J.; Morigi, A.N.; Bloodworth, A.J.; Cameron, D.G.; Evans, D.J.; Lott, G.K.; Highley, D.E.. 2003 Hertfordshire and NW London boroughs (comprising Hertfordshire and London boroughs of Barnet, Enfield, Harrow and Hillingdon) mineral resources : mineral resource information in support of national, regional and local planning. Mineral Resources Series. British Geological Survey.